Commit e3986f63 authored by Richard Purdie's avatar Richard Purdie
Browse files

leds: Add warning printks in error paths 



Add warning printks if led_trigger_register_simple() fails.

Signed-off-by: default avatarRichard Purdie <rpurdie@rpsys.net>
parent 3593a6d6

drivers/leds/led-triggers.c

+9 −2
Original line number Diff line number Diff line
@@ -183,13 +183,20 @@ int led_trigger_register(struct led_trigger *trigger) 
void led_trigger_register_simple(const char *name, struct led_trigger **tp)

{

	struct led_trigger *trigger;

	int err;



	trigger = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);



	if (trigger) {

		trigger->name = name;

		led_trigger_register(trigger);

	}

		err = led_trigger_register(trigger);

		if (err < 0)

			printk(KERN_WARNING "LED trigger %s failed to register"

				" (%d)\n", name, err);

	} else

		printk(KERN_WARNING "LED trigger %s failed to register"

			" (no memory)\n", name);



	*tp = trigger;

}